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Volatility OutlookDefined RiskIntermediate LevelHigh Volatility

Reverse Iron Butterfly

Buy an ATM Straddle and sell OTM wings to finance a low-cost, defined-risk breakout trade.

Ideal IV Regime
Low IV
Capital Required
Low (₹10k - ₹30k)
Holding Duration
2 to 5 Days
Breakeven Formula
Lower BE = Center - Debit; Upper BE = Center + Debit

Interactive Payoff Curve & Greeks Simulation

Visualize the theoretical profit & loss at expiry vs T+0 immediate day curves. Drag the simulation slider to stress-test your trade.

Interactive Payoff EngineRef: NIFTY 50 (@ 24,500)

Option Payoff Curve & Greeks

Lots:
Inspected Price
24,500
At Spot Price
P&L at Expiry
-9,500
Settlement Day Return
P&L Today (T+0)
-5,500
Immediate Move Est.
Breakeven Point(s)
₹24,120 | ₹24,880
Zero P&L Level
₹02,925-6,825BE: 24120BE: 24880Spot 24500238002450025200
Expiry P&L
T+0 Line (Today)
Breakeven
Drag slider below to stress test price moves
Simulation Slider: ₹23,800Selected: ₹24,50025,200

Net Option Greeks (Sensitivity Profile)

Values per 1 Lot standard unit
Net Delta (Δ)Direction
0.00
₹ move per ₹1 underlying change
Net Theta (Θ)Time Decay
-₹650/day
Daily decay erosion / accumulation
Net Vega (ν)Volatility
+₹520
P&L impact per 1% IV shift
Net Gamma (Γ)Curvature
+0.003
Rate of delta acceleration

Multi-Leg Position Structure (4 Legs)

ActionInstrument / StrikeTypeExpiryApprox DeltaEst. PremiumQty Ratio
SELL24,000 PEPUTMonthly Expiry-0.15₹501x
BUY24,500 PEPUTMonthly Expiry-0.50₹2401x
BUY24,500 CECALLMonthly Expiry+0.50₹2501x
SELL25,000 CECALLMonthly Expiry+0.15₹601x
Quantitative Mechanics

How the Structure Works

Maximum loss is capped if price pins at the center; profit achieved on any breakout past wings.

A Reverse Iron Butterfly is the defined-risk version of the Long Straddle. You buy the ATM Call and Put while selling OTM wings 500 points away to cap your trade cost.

Strike Selection Criteria

Institutional Strike Selection Rules

1Buy ATM Call & Put; Sell wings 500 pts away.
Execution Playbook

Phased Execution Blueprint

Follow this structured sequence to eliminate emotional hesitation during order entry, lifecycle management, and final exit.

Phase 1Step 01

Breakout Trigger

Deploy when expecting immediate sharp departure from current price.

Checklist:
ATM center
Catalyst pending

Interactive Margin & Position Size Calculator

Calculate exact lot sizing based on the 1-2% risk rule to preserve capital against Black Swan events.

Position Sizing & Margin Engine

Options Position Size & Max Risk Calculator

Total net liquid equity in your brokerage account

%

Recommended: 1.0% - 2.0% for disciplined longevity

Wing width max loss or defined mental/system SL

Max Risk Budget
4,500
1.5% of portfolio
Recommended Position Size
1 Lots (25 Qty)
Mathematically sized
Total Trade Max Loss
3,500
1.17% of total capital
Est. Margin Required
8,000
3% margin utilization
SEBI & NSE Risk Management Guideline:Never allocate more than 30% of total liquid capital to a single options expiration cycle, even with defined-risk spreads. Keep a minimum of 40% free cash buffer to accommodate sudden IV spikes, margin surges, or rolling adjustment requirements.
Capital Preservation

Rigorous Risk Rules & Adjustment Protocols

Non-negotiable parameters for stop-loss triggers, portfolio caps, and firefighting adjustments when market tests your strikes.

Stop-Loss Rule
Max loss defined to debit.
Max Risk Budget
0.75% portfolio capital
Profit-Taking Trigger
Book at 80% max profit.
Adjustment & Firefighting Protocols
  • Close on breakout.
Margin & Capital Guideline:

Defined risk.

Real Trade Case Study

NIFTY Reverse Iron Butterfly Trade Walkthrough

July 2024Full Win
Setup Context & Rationale

Nifty broke out sharply.

Legs Executed & Fill Prices

Bought 24500 CE/PE / Sold 24000 PE & 25000 CE (Debit = ₹380 = ₹9,500)

Key Post-Trade Takeaways
  • Clean breakout move.
Trade Accounting
Capital Allocated:
₹9,500
Maximum Risk Allowed:
₹9,500
Realized Net P&L:
+₹3,000 max profit reached

Common Mistakes to Avoid

Holding while price sits dead at center

Why it happens: Suffers theta decay.

Solution: Cut trade if no move in 48 hours.

Institutional Pro Tips

Cheaper alternative to naked long straddles.
Knowledge Base

Reverse Iron Butterfly FAQs

What is the main risk?

The stock failing to move and closing exactly at the center strike on expiry day.

Alternative & Complementary Strategies

SEBI Regulatory Risk Warning:Trading in derivatives (Futures & Options) carries substantial risk of loss and is not suitable for all investors. A SEBI study revealed that 89% of individual traders in the equity F&O segment incurred net losses averaging ₹50,000 annually. Content provided here is strictly for educational, analytical, and quantitative learning purposes, and does not constitute investment advice or solicitation under SEBI (Investment Advisers) Regulations.